8-4 User’s Manual
Optional Devices
■ Use only memory modules approved by TOSHIBA.
■ Do not try to install or remove a memory module under the following
conditions. You can damage the computer and the module. Also, data
will be lost.
a. The computer is turned on.
b. The computer was shut down using the Standby mode or
Hibernation mode.
c. Wake-up on LAN is enabled.
■ Some memory modules can be physically installed but are not
compatible with the computer. In this case the computer will issue a
warning. A beep will sound when you turn on the power.
■ The beep sound rings when a wrong memory is inserted. Refer to
Memory expansion section in Chapter 9 for details.
■ Expansion memory is a precision electronic component that may be
fatally damaged by static electricity. Since human body has slight static
electricity, be sure to discharge static electricity from your body before
installing an expansion memory module. To discharge your body's
static electricity, simply touch any metal close to you with bare hands.
Use a point size 0 Phillips screwdriver to remove and fasten the screws.
Use of an incorrect screwdriver can damage the screw heads.